Yellow duck 

A canible duck that eats mustard for dinner

Is that a yellow duck🦆

Yellow duck by Her and me August 9, 2019

yellow fluffy duck 

a very dumb song/funny

Uh-oh! I'm A ducky, ur a ducky, we're all a bunch of duckies 2getha! (Uh-oh!) We're big & yellow & fluffy 2! (Uh-oh!) Ducky fuckies rule! (uh-oh!)

yellow fluffy duck by Uzas October 22, 2003